Titanic┬ámaterial┬áAs buildings become greener and the value of concrete as a versatile and carbon-efficient building material is exploited, prospects are good for cement producers like Roanoke Cement, plant manager Kevin Baird explains to John OÔÇÖHanlon. The Titans were the original gods of ancient Greece, and Titan, the $2 billion global cement manufacturer, is indeed based in Greece.